diff --git a/.actrc b/.actrc
index 9f0f6f5..6db524e 100644
--- a/.actrc
+++ b/.actrc
@@ -6,4 +6,4 @@
 -W .github/workflows/build.yml
 -j build
 --matrix os:ubuntu-latest
---matrix PYTHON_VERSION:3.13.5
+--matrix PYTHON_VERSION:3.14
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 19fce0a..8d59020 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -74,16 +74,16 @@ jobs:
           PYTHON_VERSION: "3.10"
           PUBLISH_RELEASE: false
         - os: macos-13    # X86
-          PYTHON_VERSION: "3.13.5"
+          PYTHON_VERSION: "3.14"
           PUBLISH_RELEASE: true
         - os: macos-latest # ARM
-          PYTHON_VERSION: "3.13.5"
+          PYTHON_VERSION: "3.14"
           PUBLISH_RELEASE: true
         - os: ubuntu-latest
-          PYTHON_VERSION: "3.13.5"
+          PYTHON_VERSION: "3.14"
           PUBLISH_RELEASE: true
         - os: windows-latest
-          PYTHON_VERSION: "3.13.5"
+          PYTHON_VERSION: "3.14"
           PUBLISH_RELEASE: true
 
     runs-on: ${{ matrix.os }} # https://github.com/actions/runner-images#available-images
diff --git a/docker/image/Dockerfile b/docker/image/Dockerfile
index e580016..182b3db 100644
--- a/docker/image/Dockerfile
+++ b/docker/image/Dockerfile
@@ -48,7 +48,7 @@ EOF
 ######################
 
 # https://hub.docker.com/_/python/tags?name=3-slim
-FROM python:3.13-slim AS build-image
+FROM python:3.14-slim AS build-image
 
 ARG DEBIAN_FRONTEND=noninteractive
 ARG LC_ALL=C
diff --git a/pdm.lock b/pdm.lock
index 331c718..5bb5ade 100644
--- a/pdm.lock
+++ b/pdm.lock
@@ -5,10 +5,10 @@
 groups = ["default", "dev"]
 strategy = ["inherit_metadata"]
 lock_version = "4.5.0"
-content_hash = "sha256:eecf66c65d3597b333bec94ec2b8efa5fba4f96d772c466ab6023550b8d7dd3a"
+content_hash = "sha256:76ff52a743ae07eb656f450998dd67f0bc441ce4e1c73d550c4b63434eca6541"
 
 [[metadata.targets]]
-requires_python = ">=3.10,<3.14"
+requires_python = ">=3.10,<3.15"
 
 [[package]]
 name = "altgraph"
@@ -754,6 +754,12 @@ files = [
     {file = "mypy-1.18.2-cp313-cp313-manylinux2014_x86_64.manylinux_2_17_x86_64.manylinux_2_28_x86_64.whl", hash = "sha256:a431a6f1ef14cf8c144c6b14793a23ec4eae3db28277c358136e79d7d062f62d"},
     {file = "mypy-1.18.2-cp313-cp313-musllinux_1_2_x86_64.whl", hash = "sha256:7ab28cc197f1dd77a67e1c6f35cd1f8e8b73ed2217e4fc005f9e6a504e46e7ba"},
     {file = "mypy-1.18.2-cp313-cp313-win_amd64.whl", hash = "sha256:0e2785a84b34a72ba55fb5daf079a1003a34c05b22238da94fcae2bbe46f3544"},
+    {file = "mypy-1.18.2-cp314-cp314-macosx_10_13_x86_64.whl", hash = "sha256:62f0e1e988ad41c2a110edde6c398383a889d95b36b3e60bcf155f5164c4fdce"},
+    {file = "mypy-1.18.2-cp314-cp314-macosx_11_0_arm64.whl", hash = "sha256:8795a039bab805ff0c1dfdb8cd3344642c2b99b8e439d057aba30850b8d3423d"},
+    {file = "mypy-1.18.2-cp314-cp314-manylinux2014_aarch64.manylinux_2_17_aarch64.manylinux_2_28_aarch64.whl", hash = "sha256:6ca1e64b24a700ab5ce10133f7ccd956a04715463d30498e64ea8715236f9c9c"},
+    {file = "mypy-1.18.2-cp314-cp314-manylinux2014_x86_64.manylinux_2_17_x86_64.manylinux_2_28_x86_64.whl", hash = "sha256:d924eef3795cc89fecf6bedc6ed32b33ac13e8321344f6ddbf8ee89f706c05cb"},
+    {file = "mypy-1.18.2-cp314-cp314-musllinux_1_2_x86_64.whl", hash = "sha256:20c02215a080e3a2be3aa50506c67242df1c151eaba0dcbc1e4e557922a26075"},
+    {file = "mypy-1.18.2-cp314-cp314-win_amd64.whl", hash = "sha256:749b5f83198f1ca64345603118a6f01a4e99ad4bf9d103ddc5a3200cc4614adf"},
     {file = "mypy-1.18.2-py3-none-any.whl", hash = "sha256:22a1748707dd62b58d2ae53562ffc4d7f8bcc727e8ac7cbc69c053ddc874d47e"},
     {file = "mypy-1.18.2.tar.gz", hash = "sha256:06a398102a5f203d7477b2923dda3634c36727fa5c237d8f859ef90c42a9924b"},
 ]
diff --git a/pyproject.toml b/pyproject.toml
index 9207389..4e2cbec 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -33,7 +33,7 @@ classifiers = [  # https://pypi.org/classifiers/
   "Programming Language :: Python :: 3",
   "Programming Language :: Python :: 3.10"
 ]
-requires-python = ">=3.10,<3.14"
+requires-python = ">=3.10,<3.15"
 dependencies = [
   "certifi",
   "colorama",
diff --git a/src/kleinanzeigen_bot/utils/web_scraping_mixin.py b/src/kleinanzeigen_bot/utils/web_scraping_mixin.py
index 9a6641f..e9fa50d 100644
--- a/src/kleinanzeigen_bot/utils/web_scraping_mixin.py
+++ b/src/kleinanzeigen_bot/utils/web_scraping_mixin.py
@@ -249,6 +249,9 @@ class WebScrapingMixin:
             self.browser = await nodriver.start(cfg)
             LOG.info("New Browser session is %s", self.browser.websocket_url)
         except Exception as e:
+            # Clean up any resources that were created during setup
+            self._cleanup_session_resources()
+
             error_msg = str(e)
             if "root" in error_msg.lower():
                 LOG.error("Failed to start browser. This error often occurs when:")
@@ -418,6 +421,12 @@ class WebScrapingMixin:
                     p.kill()  # terminate orphaned browser processes
             self.browser = None  # pyright: ignore[reportAttributeAccessIssue]
 
+    def _cleanup_session_resources(self) -> None:
+        """Clean up any resources that were created during session setup."""
+        # Reset browser and page references
+        self.browser = None  # pyright: ignore[reportAttributeAccessIssue]
+        self.page = None  # pyright: ignore[reportAttributeAccessIssue]
+
     def get_compatible_browser(self) -> str:
         match platform.system():
             case "Linux":
diff --git a/tests/unit/test_web_scraping_mixin.py b/tests/unit/test_web_scraping_mixin.py
index 5183b6d..fbdc61d 100644
--- a/tests/unit/test_web_scraping_mixin.py
+++ b/tests/unit/test_web_scraping_mixin.py
@@ -787,7 +787,7 @@ class TestWebScrapingBrowserConfiguration:
 
         monkeypatch.setattr(nodriver, "start", mock_start_fail)
         monkeypatch.setattr(nodriver.core.config, "Config", DummyConfig)  # type: ignore[unused-ignore,reportAttributeAccessIssue]
-        monkeypatch.setattr(os.path, "exists", lambda p: True)
+        # Don't mock os.path.exists globally - let the file operations work normally
 
         # Attempt to create a session
         scraper = WebScrapingMixin()